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Diffstat (limited to 'src/multimedia/audio/qaudiodevicefactory.cpp')
| -rw-r--r-- | src/multimedia/audio/qaudiodevicefactory.cpp | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/src/multimedia/audio/qaudiodevicefactory.cpp b/src/multimedia/audio/qaudiodevicefactory.cpp deleted file mode 100644 index 19071e7..0000000 --- a/src/multimedia/audio/qaudiodevicefactory.cpp +++ /dev/null @@ -1,288 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtCore/qdebug.h> - -#include "qaudiosystem.h" -#include "qaudiosystemplugin.h" - -#include "qaudiopluginloader_p.h" -#include "qaudiodevicefactory_p.h" - -#ifndef QT_NO_AUDIO_BACKEND -#if defined(Q_OS_WIN) -#include "qaudiodeviceinfo_win32_p.h" -#include "qaudiooutput_win32_p.h" -#include "qaudioinput_win32_p.h" -#elif defined(Q_OS_MAC) -#include "qaudiodeviceinfo_mac_p.h" -#include "qaudiooutput_mac_p.h" -#include "qaudioinput_mac_p.h" -#elif defined(HAS_ALSA) -#include "qaudiodeviceinfo_alsa_p.h" -#include "qaudiooutput_alsa_p.h" -#include "qaudioinput_alsa_p.h" -#endif -#endif - -QT_BEGIN_NAMESPACE - -#if !defined (QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS) -Q_GLOBAL_STATIC_WITH_ARGS(QAudioPluginLoader, audioLoader, - (QAudioSystemFactoryInterface_iid, QLatin1String("/audio"), Qt::CaseInsensitive)) -#endif - -class QNullDeviceInfo : public QAbstractAudioDeviceInfo -{ -public: - QAudioFormat preferredFormat() const { qWarning()<<"using null deviceinfo, none available"; return QAudioFormat(); } - bool isFormatSupported(const QAudioFormat& ) const { return false; } - QAudioFormat nearestFormat(const QAudioFormat& ) const { return QAudioFormat(); } - QString deviceName() const { return QString(); } - QStringList supportedCodecs() { return QStringList(); } - QList<int> supportedSampleRates() { return QList<int>(); } - QList<int> supportedChannelCounts() { return QList<int>(); } - QList<int> supportedSampleSizes() { return QList<int>(); } - QList<QAudioFormat::Endian> supportedByteOrders() { return QList<QAudioFormat::Endian>(); } - QList<QAudioFormat::SampleType> supportedSampleTypes() { return QList<QAudioFormat::SampleType>(); } -}; - -class QNullInputDevice : public QAbstractAudioInput -{ -public: - void start(QIODevice*) { qWarning()<<"using null input device, none available";} - QIODevice* start() { qWarning()<<"using null input device, none available"; return 0; } - void stop() {} - void reset() {} - void suspend() {} - void resume() {} - int bytesReady() const { return 0; } - int periodSize() const { return 0; } - void setBufferSize(int ) {} - int bufferSize() const { return 0; } - void setNotifyInterval(int ) {} - int notifyInterval() const { return 0; } - qint64 processedUSecs() const { return 0; } - qint64 elapsedUSecs() const { return 0; } - QAudio::Error error() const { return QAudio::OpenError; } - QAudio::State state() const { return QAudio::StoppedState; } - void setFormat(const QAudioFormat&) {} - QAudioFormat format() const { return QAudioFormat(); } -}; - -class QNullOutputDevice : public QAbstractAudioOutput -{ -public: - void start(QIODevice*) {qWarning()<<"using null output device, none available";} - QIODevice* start() { qWarning()<<"using null output device, none available"; return 0; } - void stop() {} - void reset() {} - void suspend() {} - void resume() {} - int bytesFree() const { return 0; } - int periodSize() const { return 0; } - void setBufferSize(int ) {} - int bufferSize() const { return 0; } - void setNotifyInterval(int ) {} - int notifyInterval() const { return 0; } - qint64 processedUSecs() const { return 0; } - qint64 elapsedUSecs() const { return 0; } - QAudio::Error error() const { return QAudio::OpenError; } - QAudio::State state() const { return QAudio::StoppedState; } - void setFormat(const QAudioFormat&) {} - QAudioFormat format() const { return QAudioFormat(); } -}; - -QList<QAudioDeviceInfo> QAudioDeviceFactory::availableDevices(QAudio::Mode mode) -{ - QList<QAudioDeviceInfo> devices; -#ifndef QT_NO_AUDIO_BACKEND -#if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA)) - foreach (const QByteArray &handle, QAudioDeviceInfoInternal::availableDevices(mode)) - devices << QAudioDeviceInfo(QLatin1String("builtin"), handle, mode); -#endif -#endif - -#if !defined (QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS) - QAudioPluginLoader* l = audioLoader(); - foreach (const QString& key, l->keys()) { - QAudioSystemFactoryInterface* plugin = qobject_cast<QAudioSystemFactoryInterface*>(l->instance(key)); - if (plugin) { - foreach (QByteArray const& handle, plugin->availableDevices(mode)) - devices << QAudioDeviceInfo(key, handle, mode); - } - - delete plugin; - } -#endif - - return devices; -} - -QAudioDeviceInfo QAudioDeviceFactory::defaultInputDevice() -{ -#if !defined (QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS) - QAudioSystemFactoryInterface* plugin = qobject_cast<QAudioSystemFactoryInterface*>(audioLoader()->instance(QLatin1String("default"))); - - if (plugin) { - QList<QByteArray> list = plugin->availableDevices(QAudio::AudioInput); - if (list.size() > 0) - return QAudioDeviceInfo(QLatin1String("default"), list.at(0), QAudio::AudioInput); - } -#endif - -#ifndef QT_NO_AUDIO_BACKEND -#if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA)) - return QAudioDeviceInfo(QLatin1String("builtin"), QAudioDeviceInfoInternal::defaultInputDevice(), QAudio::AudioInput); -#endif -#endif - return QAudioDeviceInfo(); -} - -QAudioDeviceInfo QAudioDeviceFactory::defaultOutputDevice() -{ -#if !defined (QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS) - QAudioSystemFactoryInterface* plugin = qobject_cast<QAudioSystemFactoryInterface*>(audioLoader()->instance(QLatin1String("default"))); - - if (plugin) { - QList<QByteArray> list = plugin->availableDevices(QAudio::AudioOutput); - if (list.size() > 0) - return QAudioDeviceInfo(QLatin1String("default"), list.at(0), QAudio::AudioOutput); - } -#endif - -#ifndef QT_NO_AUDIO_BACKEND -#if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA)) - return QAudioDeviceInfo(QLatin1String("builtin"), QAudioDeviceInfoInternal::defaultOutputDevice(), QAudio::AudioOutput); -#endif -#endif - return QAudioDeviceInfo(); -} - -QAbstractAudioDeviceInfo* QAudioDeviceFactory::audioDeviceInfo(const QString &realm, const QByteArray &handle, QAudio::Mode mode) -{ - QAbstractAudioDeviceInfo *rc = 0; - -#ifndef QT_NO_AUDIO_BACKEND -#if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA)) - if (realm == QLatin1String("builtin")) - return new QAudioDeviceInfoInternal(handle, mode); -#endif -#endif - -#if !defined (QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS) - QAudioSystemFactoryInterface* plugin = - qobject_cast<QAudioSystemFactoryInterface*>(audioLoader()->instance(realm)); - - if (plugin) - rc = plugin->createDeviceInfo(handle, mode); -#endif - - return rc == 0 ? new QNullDeviceInfo() : rc; -} - -QAbstractAudioInput* QAudioDeviceFactory::createDefaultInputDevice(QAudioFormat const &format) -{ - return createInputDevice(defaultInputDevice(), format); -} - -QAbstractAudioOutput* QAudioDeviceFactory::createDefaultOutputDevice(QAudioFormat const &format) -{ - return createOutputDevice(defaultOutputDevice(), format); -} - -QAbstractAudioInput* QAudioDeviceFactory::createInputDevice(QAudioDeviceInfo const& deviceInfo, QAudioFormat const &format) -{ - if (deviceInfo.isNull()) - return new QNullInputDevice(); -#ifndef QT_NO_AUDIO_BACKEND -#if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA)) - if (deviceInfo.realm() == QLatin1String("builtin")) { - QAbstractAudioInput* p = new QAudioInputPrivate(deviceInfo.handle()); - if (p) p->setFormat(format); - return p; - } -#endif -#endif -#if !defined (QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS) - QAudioSystemFactoryInterface* plugin = - qobject_cast<QAudioSystemFactoryInterface*>(audioLoader()->instance(deviceInfo.realm())); - - if (plugin) { - QAbstractAudioInput* p = plugin->createInput(deviceInfo.handle()); - if (p) p->setFormat(format); - return p; - } -#endif - - return new QNullInputDevice(); -} - -QAbstractAudioOutput* QAudioDeviceFactory::createOutputDevice(QAudioDeviceInfo const& deviceInfo, QAudioFormat const &format) -{ - if (deviceInfo.isNull()) - return new QNullOutputDevice(); -#ifndef QT_NO_AUDIO_BACKEND -#if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA)) - if (deviceInfo.realm() == QLatin1String("builtin")) { - QAbstractAudioOutput* p = new QAudioOutputPrivate(deviceInfo.handle()); - if (p) p->setFormat(format); - return p; - } -#endif -#endif - -#if !defined (QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS) - QAudioSystemFactoryInterface* plugin = - qobject_cast<QAudioSystemFactoryInterface*>(audioLoader()->instance(deviceInfo.realm())); - - if (plugin) { - QAbstractAudioOutput* p = plugin->createOutput(deviceInfo.handle()); - if (p) p->setFormat(format); - return p; - } -#endif - - return new QNullOutputDevice(); -} - -QT_END_NAMESPACE - |